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How China ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to China over time.
The largest autonomous systems registered to China by IPv4 footprint.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS4134CN | CHINANET-BACKBONE - No.31,Jin-rong Street | 111.8M | 1,357 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.2M | 1,522 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,133 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 40.8M | 5,738 |
| AS37963CN | ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd. |
China against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.
Share of announced address space covered by valid Route Origin Authorizations.
6,608 autonomous systems registered to China. Click an AS for detail.
| 20.3M |
| 813 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 568 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,220 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,201 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.4M | 1,145 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,131 |
| AS143003-354 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144730CN | AS144730-33 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146686CN | AS146686-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144641CN | AS144641-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146302CN | AS146302-69 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143801CN | AS143801-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145882CN | AS145882-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142869CN | AS142869-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142792CN | AS142792-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144885CN | AS144885-188 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146210CN | AS146210-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144840CN | AS144840-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142098CN | AS142098-32 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143372CN | AS143372-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140255CN | CHINATELECOM-ANHUI-CHUZHOU-5G-NETWORK - CHINATELECOM Anhui province Chuzhou 5G network | — | 3 | 3 |
| AS144971CN | AS144971-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145998CN | AS145998-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143280CN | AS143280-117 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145105CN | AS145105-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143414CN | AS143414-251 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS206574CN | GongGongFa-Technology Beijing GongGongFa Technology Co., Ltd. | — | 2 | 2 |
| AS146647CN | AS146647-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142652CN | AS142652-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144998CN | AS144998-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144870CN | AS144870-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143962CN | AS143962-289 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143188CN | AS143188-25 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS139216CN | HTROY-AS-AP - Htroy Network Research Limited | — | 24 | 14 |
| AS143938CN | AS143938-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143030CN | AS143030-381 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143843CN | AS143843-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142586CN | LIGHTXI-AS-AP - Zhuhai Xiyun Cloud Technology Co Ltd | — | 1 | 1 |
| AS145483CN | AS145483-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143926CN | AS143926-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146344CN | AS146344-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143244CN | AS143244-81 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145682CN | AS145682-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144644CN | AS144644-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145602CN | AS145602-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146135CN | AS146135-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143158CN | AS143158-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144295CN | AS144295-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143724CN | AS143724-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143923CN | AS143923-250 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145355CN | AS145355-146 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145733CN | AS145733-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142071CN | AS142071-5 - China Education and Research Network (CERNET) | — | 1 | 1 |